
Desafios de Porcentagem e Gráficos
Authored by Jean Silva
Mathematics
8th Grade
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um produto custa R$ 200,00 e está com um desconto de 15%. Qual é o preço final do produto após o desconto?
R$ 170,00
R$ 180,00
R$ 185,00
R$ 190,00
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um gráfico de barras, a barra A representa 30% do total, a barra B representa 50% e a barra C representa o restante. Qual é a porcentagem representada pela barra C?
10%
15%
20%
25%
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se um gráfico de pizza mostra que 40% dos alunos preferem matemática, 35% preferem ciências e o restante prefere história, qual é a porcentagem de alunos que prefere história?
15%
20%
25%
30%
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Crie uma tabela que mostre a distribuição de notas de uma turma: 5 alunos tiraram nota 10, 10 alunos tiraram nota 8, e 15 alunos tiraram nota 6. Qual é a média das notas da turma?
7,0
7,5
8,0
8,5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um gráfico de linhas mostra o crescimento de uma planta ao longo de 5 semanas. Na semana 1, a planta tinha 10 cm; na semana 5, tinha 30 cm. Qual foi o crescimento médio por semana?
3 cm
4 cm
5 cm
6 cm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
20%
25%
30%
35%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um gráfico de barras, a barra X tem o dobro da altura da barra Y. Se a barra Y representa 20 unidades, quantas unidades representa a barra X?
30
40
50
60
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